 The U.S. and its Western allies accused North Korea and Russia of violating a U.N. embargo on arms exports from the DPRK. Russia dismissed the accusations as baseless. Ben Thomas, Washington. Canada's second largest airline, WestJet, has canceled more than 400 flights, affecting almost 50,000 passengers. After the Union of Maintenance Workers announced suddenly it's going on strike, they strike affecting international and domestic flights.